Home / 3,637.11-5,456.19-1,788.33

Finding the Fourth Proportional to 3,637.11, 5,456.19 and 1,788.33

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Solution

The fourth proportional to 3,637.11, 5,456.19 and 1,788.33 is: 2,682.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.11 : 5,456.19 = 1,788.33 : x
  2. Step 2: Convert to fraction form
    3,637.11/5,456.19 = 1,788.33/x
  3. Step 3: Cross multiply
    3,637.11x = 5,456.19 × 1,788.33
  4. Step 4: Simplify right side
    3,637.11x = 9,757,468.26
  5. Step 5: Solve for x
    x = 9,757,468.26/3,637.11
  6. Step 6: Final answer
    x = 2,682.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.